Drug – bio-affecting and body treating compositions – Topical sun or radiation screening – or tanning preparations
Reexamination Certificate
2007-01-23
2007-01-23
Dodson, Shelley A (Department: 1616)
Drug, bio-affecting and body treating compositions
Topical sun or radiation screening, or tanning preparations
C424S060000, C424S400000, C424S401000
Reexamination Certificate
active
10452199
ABSTRACT:
Photostable broad-spectrum organic sunscreen compositions comprising a UV-A sunscreen, such as Avobenzone, a photostabilizer, a UV-B liquid organic sunscreen, and a solubilizer and further enhancing the photostability by encapsulation using a sol-gel process.
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Dodson Shelley A
EMD Chemicals Inc.
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